Home / 27,770,437-41,672,681.65-12,430,697

Finding the Fourth Proportional to 27,770,437, 41,672,681.65 and 12,430,697

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Solution

The fourth proportional to 27,770,437, 41,672,681.65 and 12,430,697 is: 18,653,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,770,437 : 41,672,681.65 = 12,430,697 : x
  2. Step 2: Convert to fraction form
    27,770,437/41,672,681.65 = 12,430,697/x
  3. Step 3: Cross multiply
    27,770,437x = 41,672,681.65 × 12,430,697
  4. Step 4: Simplify right side
    27,770,437x = 518,020,478,768,610.06
  5. Step 5: Solve for x
    x = 518,020,478,768,610.06/27,770,437
  6. Step 6: Final answer
    x = 18,653,666.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.